Enclosure for a luminaire



FIG. 1 is a perspective view of an enclosure for a luminaire showing my new design;

FIG. 2 is a side elevational view thereof, the enclosure side being uniform and regular in configuration;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for an enclosure for a luminaire, substantially as shown and described. 